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attr_value.cc 1.7 kB

5 years ago
5 years ago
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  1. /**
  2. * Copyright 2019-2020 Huawei Technologies Co., Ltd
  3. *
  4. * Licensed under the Apache License, Version 2.0 (the "License");
  5. * you may not use this file except in compliance with the License.
  6. * You may obtain a copy of the License at
  7. *
  8. * http://www.apache.org/licenses/LICENSE-2.0
  9. *
  10. * Unless required by applicable law or agreed to in writing, software
  11. * distributed under the License is distributed on an "AS IS" BASIS,
  12. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. * See the License for the specific language governing permissions and
  14. * limitations under the License.
  15. */
  16. #include "external/graph/attr_value.h"
  17. #include "debug/ge_log.h"
  18. #include "debug/ge_util.h"
  19. #include "framework/common/debug/ge_log.h"
  20. #include "graph/ge_attr_value.h"
  21. namespace ge {
  22. GE_FUNC_DEV_VISIBILITY GE_FUNC_HOST_VISIBILITY AttrValue::AttrValue() { impl = ComGraphMakeShared<AttrValueImpl>(); }
  23. #define ATTR_VALUE_SET_GET_IMP(type) \
  24. graphStatus AttrValue::GetValue(type &val) const { \
  25. if (impl != nullptr) { \
  26. GELOGW("GetValue failed."); \
  27. return impl->geAttrValue_.GetValue<type>(val); \
  28. } \
  29. return GRAPH_FAILED; \
  30. }
  31. ATTR_VALUE_SET_GET_IMP(AttrValue::STR)
  32. ATTR_VALUE_SET_GET_IMP(AttrValue::INT)
  33. ATTR_VALUE_SET_GET_IMP(AttrValue::FLOAT)
  34. graphStatus AttrValue::GetValue(AscendString &val) {
  35. std::string val_get;
  36. auto status = GetValue(val_get);
  37. if (status != GRAPH_SUCCESS) {
  38. return status;
  39. }
  40. val = AscendString(val_get.c_str());
  41. return GRAPH_SUCCESS;
  42. }
  43. } // namespace ge

图引擎模块(GE)是MindSpore的一个子模块,其代码由C++实现,位于前端模块ME和底层硬件之间,起到承接作用。图引擎模块以ME下发的图作为输入,然后进行一系列的深度图优化操作,最后输出一张可以在底层硬件上高效运行的图。GE针对昇腾AI处理器的硬件结构特点,做了特定的优化工作,以此来充分发挥出昇腾AI处理器的强大算力。在进行模型训练/推理时,GE会被自动调用而用户并不感知.